Pith Number

pith:BE56LM47

pith:2015:BE56LM47C43GVK44CLMJMDRGA3

not attested not anchored not stored refs pending

Sparse regression with highly correlated predictors

Behrooz Ghorbani, Ozgur Yilmaz

arxiv:1504.00984 v1 · 2015-04-04 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BE56LM47C43GVK44CLMJMDRGA3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:19:35.442835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

093be5b39f17366aab9c12d8960e2606e8d500f58cd79847ecd04e9ceca03b6b

Aliases

arxiv: 1504.00984 · arxiv_version: 1504.00984v1 · doi: 10.48550/arxiv.1504.00984 · pith_short_12: BE56LM47C43G · pith_short_16: BE56LM47C43GVK44 · pith_short_8: BE56LM47

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BE56LM47C43GVK44CLMJMDRGA3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 093be5b39f17366aab9c12d8960e2606e8d500f58cd79847ecd04e9ceca03b6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea8cb11a822b78b94baeab67dfd0b50a05d449b9da97ae49e9f20ff53167b971",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-04-04T06:08:31Z",
    "title_canon_sha256": "91e652f60ca30243f42dca39f23dbfbdd1743fb2f3fb5324bc06668d291c4d5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00984",
    "kind": "arxiv",
    "version": 1
  }
}